/************************************************************************
 *   IRC - Internet Relay Chat, src/match.c
 *   Copyright (C) 1990 Jarkko Oikarinen
 *
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation; either version 1, or (at your option)
 *   any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program; if not, write to the Free Software
 *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 * $Id: match.c 403 2006-06-14 05:04:42Z jon $
 *
 */

#include "stdinc.h"
#include "irc_string.h"
#include "irc_getaddrinfo.h"
#include "client.h"
#include "ircd.h"

/* Fix "statement not reached" warnings on Sun WorkShop C */
#ifdef __SUNPRO_C
#   pragma error_messages(off, E_STATEMENT_NOT_REACHED)
#endif

/* match()
 * 
 *  Compare if a given string (name) matches the given
 *  mask (which can contain wild cards: '*' - match any
 *  number of chars, '?' - match any single character.
 *
 *      return  1, if match
 *              0, if no match
 *
 *  Originally by Douglas A Lewis (dalewis@acsu.buffalo.edu)
 */
int
match(const char *mask, const char *name)
{
	const unsigned char *m = (const unsigned char *) mask;
	const unsigned char *n = (const unsigned char *) name;
	const unsigned char *ma = NULL;
	const unsigned char *na = (const unsigned char *) name;

	assert(mask != NULL);
	assert(name != NULL);

	while(1)
	{
		if(*m == '*')
		{
			/*
			 * XXX - shouldn't need to spin here, the mask should have been
			 * collapsed before match is called
			 */
			while(*m == '*')
				m++;
			ma = m;
			na = n;
		}

		if(!*m)
		{
			if(!*n)
				return 1;
			if(!ma)
				return 0;
			for(m--; (m > (const unsigned char *) mask) && (*m == '?'); m--)
				;
			if(*m == '*')
				return 1;
			m = ma;
			n = ++na;
		}
		else if(!*n)
		{
			/*
			 * XXX - shouldn't need to spin here, the mask should have been
			 * collapsed before match is called
			 */
			while(*m == '*')
				m++;
			return (*m == 0);
		}

		if(ToLower(*m) != ToLower(*n) && *m != '?' && (*m != '#' || !IsDigit(*n)))
		{
			if(!ma)
				return 0;
			m = ma;
			n = ++na;
		}
		else
			m++, n++;
	}

	return 0;
}

/* match_esc()
 *
 * The match() function with support for escaping characters such
 * as '*' and '?'
 */
int
match_esc(const char *mask, const char *name)
{
	const unsigned char *m = (const unsigned char *) mask;
	const unsigned char *n = (const unsigned char *) name;
	const unsigned char *ma = NULL;
	const unsigned char *na = (const unsigned char *) name;

	assert(mask != NULL);
	assert(name != NULL);

	while(1)
	{
		if(*m == '*')
		{
			/*
			 * XXX - shouldn't need to spin here, the mask should have been
			 * collapsed before match is called
			 */
			while(*m == '*')
				m++;
			ma = m;
			na = n;
		}

		if(!*m)
		{
			if(!*n)
				return 1;
			if(!ma)
				return 0;
			for(m--; (m > (const unsigned char *) mask) && (*m == '?'); m--)
				;
			if(*m == '*')
				return 1;
			m = ma;
			n = ++na;
		}
		else if(!*n)
		{
			/*
			 * XXX - shouldn't need to spin here, the mask should have been
			 * collapsed before match is called
			 */
			while(*m == '*')
				m++;
			return (*m == 0);
		}

		if(*m != '?' && (*m != '#' || IsDigit(*n)))
		{
			if(*m == '\\')
				if(!*++m)
					return 0;
			if(ToLower(*m) != ToLower(*n))
			{
				if(!ma)
					return 0;
				m = ma;
				n = ++na;
			}
			else
				m++, n++;
		}
		else
			m++, n++;
	}

	return 0;
}

/* match_chan()
 *
 * The match_esc() function doing channel prefix auto-escape,
 * ie. mask: #blah*blah is seen like \#blah*blah
 */
int
match_chan(const char *mask, const char *name)
{
	if(*mask == '#')
	{
		if(*name != '#')
			return 0;
		++name, ++mask;
	}

	return match_esc(mask, name);
}

/* collapse()
 *
 * collapses a string containing multiple *'s.
 */
char *
collapse(char *pattern)
{
	char *p = pattern, *po = pattern;
	char c;

	if(p == NULL)
		return NULL;

	while((c = *p++))
	{
		if(c != '*')
			*po++ = c;
		else if(*p != '*')
			*po++ = '*';
	}

	*po = 0;

	return pattern;
}

/* collapse_esc()
 *
 * The collapse() function with support for escaping characters
 */
char *
collapse_esc(char *pattern)
{
	char *p = pattern, *po = pattern;
	char c;

	if(p == NULL)
		return NULL;

	while((c = *p++))
	{
		if(c != '*')
		{
			*po++ = c;
			if(c == '\\' && *p)
				*po++ = *p++;
		}
		else if(*p != '*')
			*po++ = '*';
	}

	*po = 0;

	return pattern;
}

/*
 * irccmp - case insensitive comparison of two 0 terminated strings.
 *
 *      returns  0, if s1 equal to s2
 *               1, if not
 */
int
irccmp(const char *s1, const char *s2)
{
	const unsigned char *str1 = (const unsigned char *) s1;
	const unsigned char *str2 = (const unsigned char *) s2;

	assert(s1 != NULL);
	assert(s2 != NULL);

	while(ToUpper(*str1) == ToUpper(*str2))
	{
		if(*str1 == '\0')
			return 0;
		str1++;
		str2++;
	}

	return 1;
}

int
ircncmp(const char *s1, const char *s2, size_t n)
{
	const unsigned char *str1 = (const unsigned char *) s1;
	const unsigned char *str2 = (const unsigned char *) s2;
	int res;

	assert(s1 != NULL);
	assert(s2 != NULL);

	while((res = ToUpper(*str1) - ToUpper(*str2)) == 0)
	{
		str1++, str2++, n--;
		if(n == 0 || (*str1 == '\0' && *str2 == '\0'))
			return 0;
	}
	return res;
}

const unsigned char ToLowerTab[] = {
	0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xa,
	0xb, 0xc, 0xd, 0xe, 0xf, 0x10, 0x11, 0x12, 0x13, 0x14,
	0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d,
	0x1e, 0x1f,
	' ', '!', '"', '#', '$', '%', '&', 0x27, '(', ')',
	'*', '+', ',', '-', '.', '/',
	'0', '1', '2', '3', '4', '5', '6', '7', '8', '9',
	':', ';', '<', '=', '>', '?',
	'@', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i',
	'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's',
	't', 'u', 'v', 'w', 'x', 'y', 'z', '{', '|', '}', '~',
	'_',
	'`', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i',
	'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's',
	't', 'u', 'v', 'w', 'x', 'y', 'z', '{', '|', '}', '~',
	0x7f,
	0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89,
	0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f,
	0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, 0x99,
	0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f,
	0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, 0xa8, 0xa9,
	0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf,
	0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7, 0xb8, 0xb9,
	0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf,
	0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, 0xc8, 0xc9,
	0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf,
	0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, 0xd8, 0xd9,
	0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf,
	0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, 0xe8, 0xe9,
	0xea, 0xeb, 0xec, 0xed, 0xee, 0xef,
	0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, 0xf9,
	0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff
};

const unsigned char ToUpperTab[] = {
	0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xa,
	0xb, 0xc, 0xd, 0xe, 0xf, 0x10, 0x11, 0x12, 0x13, 0x14,
	0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d,
	0x1e, 0x1f,
	' ', '!', '"', '#', '$', '%', '&', 0x27, '(', ')',
	'*', '+', ',', '-', '.', '/',
	'0', '1', '2', '3', '4', '5', '6', '7', '8', '9',
	':', ';', '<', '=', '>', '?',
	'@', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I',
	'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S',
	'T', 'U', 'V', 'W', 'X', 'Y', 'Z', '[', '\\', ']', '^',
	0x5f,
	'`', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I',
	'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S',
	'T', 'U', 'V', 'W', 'X', 'Y', 'Z', '[', '\\', ']', '^',
	0x7f,
	0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89,
	0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f,
	0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, 0x99,
	0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f,
	0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, 0xa8, 0xa9,
	0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf,
	0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7, 0xb8, 0xb9,
	0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf,
	0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, 0xc8, 0xc9,
	0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf,
	0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, 0xd8, 0xd9,
	0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf,
	0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, 0xe8, 0xe9,
	0xea, 0xeb, 0xec, 0xed, 0xee, 0xef,
	0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, 0xf9,
	0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff
};

/*
 * CharAttrs table
 *
 * NOTE: RFC 1459 sez: anything but a ^G, comma, or space is allowed
 * for channel names
 */
const unsigned int CharAttrs[] = {
/* 0  */ CNTRL_C,
/* 1  */ CNTRL_C | CHAN_C | VCHAN_C | NONEOS_C,
/* 2  */ CNTRL_C | CHAN_C | NONEOS_C | HOST_C,
/* 3  */ CNTRL_C | CHAN_C | NONEOS_C | HOST_C,
/* 4  */ CNTRL_C | CHAN_C | VCHAN_C | NONEOS_C,
/* 5  */ CNTRL_C | CHAN_C | VCHAN_C | NONEOS_C,
/* 6  */ CNTRL_C | CHAN_C | VCHAN_C | NONEOS_C,
/* 7 BEL */ CNTRL_C | NONEOS_C,
/* 8  \b */ CNTRL_C | CHAN_C | VCHAN_C | NONEOS_C,
/* 9  \t */ CNTRL_C | SPACE_C | CHAN_C | VCHAN_C | NONEOS_C,
/* 10 \n */ CNTRL_C | SPACE_C | CHAN_C | VCHAN_C | NONEOS_C | EOL_C,
/* 11 \v */ CNTRL_C | SPACE_C | CHAN_C | VCHAN_C | NONEOS_C,
/* 12 \f */ CNTRL_C | SPACE_C | CHAN_C | VCHAN_C | NONEOS_C,
/* 13 \r */ CNTRL_C | SPACE_C | CHAN_C | VCHAN_C | NONEOS_C | EOL_C,
/* 14 */ CNTRL_C | CHAN_C | VCHAN_C | NONEOS_C,
/* 15 */ CNTRL_C | CHAN_C | NONEOS_C | HOST_C ,
/* 16 */ CNTRL_C | CHAN_C | VCHAN_C | NONEOS_C,
/* 17 */ CNTRL_C | CHAN_C | VCHAN_C | NONEOS_C,
/* 18 */ CNTRL_C | CHAN_C | VCHAN_C | NONEOS_C,
/* 19 */ CNTRL_C | CHAN_C | VCHAN_C | NONEOS_C,
/* 20 */ CNTRL_C | CHAN_C | VCHAN_C | NONEOS_C,
/* 21 */ CNTRL_C | CHAN_C | VCHAN_C | NONEOS_C,
/* 22 */ CNTRL_C | CHAN_C | NONEOS_C,
/* 23 */ CNTRL_C | CHAN_C | VCHAN_C | NONEOS_C,
/* 24 */ CNTRL_C | CHAN_C | VCHAN_C | NONEOS_C,
/* 25 */ CNTRL_C | CHAN_C | VCHAN_C | NONEOS_C,
/* 26 */ CNTRL_C | CHAN_C | VCHAN_C | NONEOS_C,
/* 27 */ CNTRL_C | CHAN_C | VCHAN_C | NONEOS_C,
/* 28 */ CNTRL_C | CHAN_C | VCHAN_C | NONEOS_C,
/* 29 */ CNTRL_C | CHAN_C | VCHAN_C | NONEOS_C,
/* 30 */ CNTRL_C | CHAN_C | VCHAN_C | NONEOS_C,
/* 31 */ CNTRL_C | CHAN_C | NONEOS_C | HOST_C,
/* SP */ PRINT_C | SPACE_C,
/* ! */ PRINT_C | KWILD_C | CHAN_C | VCHAN_C | NONEOS_C,
/* " */ PRINT_C | CHAN_C | VCHAN_C | NONEOS_C,
/* # */ PRINT_C | KWILD_C | MWILD_C | CHANPFX_C | CHAN_C | VCHAN_C | NONEOS_C,
/* $ */ PRINT_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C,
/* % */ PRINT_C | CHAN_C | VCHAN_C | NONEOS_C,
/* & */ PRINT_C | CHANPFX_C | CHAN_C | VCHAN_C | NONEOS_C,
/* ' */ PRINT_C | CHAN_C | VCHAN_C | NONEOS_C,
/* ( */ PRINT_C | CHAN_C | VCHAN_C | NONEOS_C,
/* ) */ PRINT_C | CHAN_C | VCHAN_C | NONEOS_C,
/* * */ PRINT_C | KWILD_C | MWILD_C | CHAN_C | VCHAN_C | NONEOS_C | SERV_C,
/* + */ PRINT_C | CHAN_C | VCHAN_C | NONEOS_C,
/* , */ PRINT_C | NONEOS_C,
/* - */ PRINT_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* . */ PRINT_C | KWILD_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C | SERV_C,
/* / */ PRINT_C | CHAN_C | VCHAN_C | NONEOS_C,
/* 0 */ PRINT_C | DIGIT_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* 1 */ PRINT_C | DIGIT_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* 2 */ PRINT_C | DIGIT_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* 3 */ PRINT_C | DIGIT_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* 4 */ PRINT_C | DIGIT_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* 5 */ PRINT_C | DIGIT_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* 6 */ PRINT_C | DIGIT_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* 7 */ PRINT_C | DIGIT_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* 8 */ PRINT_C | DIGIT_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* 9 */ PRINT_C | DIGIT_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* : */ PRINT_C | KWILD_C | CHAN_C | VCHAN_C | NONEOS_C | HOST_C,
/* ; */ PRINT_C | CHAN_C | VCHAN_C | NONEOS_C,
/* < */ PRINT_C | CHAN_C | VCHAN_C | NONEOS_C,
/* = */ PRINT_C | CHAN_C | VCHAN_C | NONEOS_C,
/* > */ PRINT_C | CHAN_C | VCHAN_C | NONEOS_C,
/* ? */ PRINT_C | KWILD_C | MWILD_C | CHAN_C | VCHAN_C | NONEOS_C,
/* @ */ PRINT_C | KWILD_C | CHAN_C | VCHAN_C | NONEOS_C,
/* A */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* B */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* C */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* D */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* E */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* F */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* G */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* H */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* I */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* J */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* K */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* L */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* M */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* N */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* O */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* P */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* Q */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* R */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* S */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* T */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* U */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* V */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* W */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* X */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* Y */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* Z */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* [ */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C,
/* \ */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C,
/* ] */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C,
/* ^ */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C,
/* _ */ PRINT_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C,
/* ` */ PRINT_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C,
/* a */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* b */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* c */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* d */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* e */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* f */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* g */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* h */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* i */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* j */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* k */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* l */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* m */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* n */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* o */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* p */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* q */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* r */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* s */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* t */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* u */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* v */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* w */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* x */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* y */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* z */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C | HOST_C,
/* { */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C,
/* | */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C,
/* } */ PRINT_C | ALPHA_C | NICK_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C,
/* ~ */ PRINT_C | ALPHA_C | CHAN_C | VCHAN_C | NONEOS_C | USER_C,
/* del  */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x80 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x81 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x82 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x83 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x84 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x85 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x86 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x87 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x88 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x89 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x8A */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x8B */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x8C */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x8D */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x8E */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x8F */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x90 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x91 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x92 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x93 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x94 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x95 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x96 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x97 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x98 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x99 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x9A */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x9B */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x9C */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x9D */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x9E */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0x9F */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xA0 */ CHAN_C | NONEOS_C,
/* 0xA1 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xA2 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xA3 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xA4 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xA5 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xA6 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xA7 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xA8 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xA9 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xAA */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xAB */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xAC */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xAD */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xAE */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xAF */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xB0 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xB1 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xB2 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xB3 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xB4 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xB5 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xB6 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xB7 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xB8 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xB9 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xBA */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xBB */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xBC */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xBD */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xBE */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xBF */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xC0 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xC1 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xC2 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xC3 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xC4 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xC5 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xC6 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xC7 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xC8 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xC9 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xCA */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xCB */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xCC */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xCD */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xCE */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xCF */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xD0 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xD1 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xD2 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xD3 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xD4 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xD5 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xD6 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xD7 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xD8 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xD9 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xDA */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xDB */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xDC */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xDD */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xDE */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xDF */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xE0 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xE1 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xE2 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xE3 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xE4 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xE5 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xE6 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xE7 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xE8 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xE9 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xEA */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xEB */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xEC */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xED */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xEE */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xEF */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xF0 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xF1 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xF2 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xF3 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xF4 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xF5 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xF6 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xF7 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xF8 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xF9 */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xFA */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xFB */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xFC */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xFD */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xFE */ CHAN_C | VCHAN_C | NONEOS_C,
/* 0xFF */ CHAN_C | VCHAN_C | NONEOS_C
};
